OpenTechnical

OT-2026-000032735

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, plant vacuum fed, pulsed blow-off before set-down, on a tool changer

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000032735) never changes.

Identity and time

Publication numberOT-2026-000032735 · never reused
Internal UUID01a0ae75-1071-75c3-aed7-35261f0a9562 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:42.658092Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000032735
StatusPUBLIC

Content hashes

Canonical texte2af6476de2b3cac738faad78427d19d8f2cca232b5671907ec6b27d7b7b308d
Markdown0c861475d375b0de3a3011e34e275ef5381a23ddf9e6a55fb3d58a32e1902d04
PDF
Publication page1f858b6d6b85f3b376130af9a00c70d16d78201e96277fca6badfcac14acb82e
Manifest84c1800f2f044da8376c75b42f9a215bd01d1d659dadb42ae5d77dc55de132c4

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureXAkVkfo2v8gw/wF6P78CpCOuyan4Km9KXGqypuobqSUm+ZwLUlMN3J5PTnDH73oH7Kfv5lLpspCiDh8qnfKfAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:34:21.364502ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032735
observed 1f858b6d6b85f3b376130af9a00c70d1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:21.349193ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032735/manifest.json
observed 84c1800f2f044da8376c75b42f9a215b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:21.332451ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032735/publication.md
observed 0c861475d375b0de3a3011e34e275ef5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:21.317189ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000032735/publication.txt
observed e2af6476de2b3cac738faad78427d19d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.